US Census Data

ZIP Code 21740

ZIP Code Tabulation Area in Washington County, Maryland.

Population
63,140
+2.2%’19–’23
Median household income
$59,410
+22.8%’19–’23
Median home value
$241,600
+39.2%’19–’23

ZIP Code 21740 (Washington County, Maryland) is home to about 63,140 residents. Its median household income of $59,410 runs below the Washington County figure of $74,157.

Between 2019 and 2023, ZIP Code 21740's population grew 2.2% from 61,768 to 63,140, while its median gross rent rose 20.6% from $855 to $1,031.

49.1% of homes are single-family detached houses. The typical home was built around 1971.

Demographics

ACS 2019–2023
Population
63,140
Median age
38.8 yrs
Median household income
$59,410
Median home value
$241,600
Median gross rent
$1,031
Housing units
27,002
Homeownership rate
55.2%
Bachelor's degree or higher
20.1%
Unemployment rate
6.1%

Trends

ACS 5-year · 2019–2023
Population
61,76863,140
Median household income
$48,372$59,410
Median home value
$173,600$241,600
Median gross rent
$855$1,031
YearPopulationMedian household incomeMedian home valueMedian gross rent
201961,768$48,372$173,600$855
202060,922$49,244$183,000$858
202163,413$52,065$191,600$885
202262,760$57,150$230,400$986
202363,140$59,410$241,600$1,031

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 53,6985.9%
5 to 1710,34116.4%
18 to 245,4058.6%
25 to 348,75013.9%
35 to 448,65613.7%
45 to 548,38513.3%
55 to 647,58412.0%
65 to 745,9439.4%
75 and over4,3786.9%

Race & ethnicity

CountShare
White (non-Hispanic)40,61764.3%
Black or African American11,25917.8%
American Indian & Alaska Native550.1%
Asian1,1351.8%
Native Hawaiian & Pacific Islander930.1%
Some other race1090.2%
Two or more races3,6425.8%
Hispanic or Latino (any race)6,2309.9%

Educational attainment (age 25+)

CountShare
No high school diploma6,10914.0%
High school graduate16,11336.9%
Some college or associate's12,67829.0%
Bachelor's degree5,29712.1%
Graduate or professional degree3,4998.0%

Commute to work

Mean travel time to work
28 min

How workers get to work

CountShare
Drove alone19,62171.7%
Carpooled2,96610.8%
Public transit5602.0%
Walked4651.7%
Bicycle1760.6%
Worked from home2,76910.1%
Other means7902.9%

Travel time

CountShare
Under 15 min7,87032.0%
15 to 29 min8,42034.3%
30 to 44 min3,95116.1%
45 to 59 min1,3505.5%
60+ min2,98712.2%

Households

Average household size
2.38
Poverty rate
17.2% (10,187 of 59,283)
CountShare
Family households14,93259.9%
Nonfamily households9,99640.1%

Housing

Median year structure built
1971

Occupancy

CountShare
Occupied24,92892.3%
Vacant2,0747.7%

Tenure (of occupied units)

CountShare
Owner-occupied13,75055.2%
Renter-occupied11,17844.8%

Units in structure

CountShare
1-unit, detached13,25449.1%
1-unit, attached6,16322.8%
2 to 4 units2,74910.2%
5 to 19 units3,05311.3%
20 or more units1,3585.0%
Mobile home & other4251.6%

Geography

ZCTA
21740
Land area
71 sq mi
Water area
0.17 sq mi
Center point
39.6319, -77.7439

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

7